package com.guigu.mapper;

import com.guigu.pojo.User;

import java.util.List;

public interface UserMapper {
    int deleteByPrimaryKey(User user);

    int insert(User record);

    int insertSelective(User record);

    User selectByPrimaryKey(Integer userid);

    int updateByPrimaryKeySelective(User record);

    int updateByPrimaryKey(User record);


    User selectKey(User user);


}